package datastrucure.tree;


/**
 * @Author Fizz Pu
 * @Date 2021/4/10 下午2:25
 * @Version 1.0
 * 失之毫厘，缪之千里！
 */

import java.util.*;

class TreeNode {
      int val;
      TreeNode left;
      TreeNode right;
      TreeNode() {}
      TreeNode(int val) { this.val = val; }
      TreeNode(int val, TreeNode left, TreeNode right) {
          this.val = val;
          this.left = left;
        this.right = right;
    }

    @Override
    public String toString() {
        return "TreeNode{" +
                "val=" + val +
                ", left=" + left +
                ", right=" + right +
                '}';
    }
}

public class Offer34 {
    public List<List<Integer>> pathSum(TreeNode root, int target) {
        return null;
    }
}
